1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
package ethpub
import (
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethutil"
)
type PEthereum struct {
stateManager *ethchain.StateManager
blockChain *ethchain.BlockChain
txPool *ethchain.TxPool
}
func NewPEthereum(sm *ethchain.StateManager, bc *ethchain.BlockChain, txp *ethchain.TxPool) *PEthereum {
return &PEthereum{
sm,
bc,
txp,
}
}
func (lib *PEthereum) GetBlock(hexHash string) *PBlock {
hash := ethutil.FromHex(hexHash)
block := lib.blockChain.GetBlock(hash)
var blockInfo *PBlock
if block != nil {
blockInfo = &PBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())}
} else {
blockInfo = &PBlock{Number: -1, Hash: ""}
}
return blockInfo
}
func (lib *PEthereum) GetKey() *PKey {
keyPair, err := ethchain.NewKeyPairFromSec(ethutil.Config.Db.GetKeys()[0].PrivateKey)
if err != nil {
return nil
}
return NewPKey(keyPair)
}
func (lib *PEthereum) GetStateObject(address string) *PStateObject {
stateObject := lib.stateManager.ProcState().GetContract(ethutil.FromHex(address))
if stateObject != nil {
return NewPStateObject(stateObject)
}
// See GetStorage for explanation on "nil"
return NewPStateObject(nil)
}
func (lib *PEthereum) GetStorage(address, storageAddress string) string {
return lib.GetStateObject(address).GetStorage(storageAddress)
}
func (lib *PEthereum) GetTxCount(address string) int {
return lib.GetStateObject(address).Nonce()
}
func (lib *PEthereum) IsContract(address string) bool {
return lib.GetStateObject(address).IsContract()
}
func (lib *PEthereum) SecretToAddress(key string) string {
pair, err := ethchain.NewKeyPairFromSec(ethutil.FromHex(key))
if err != nil {
return ""
}
return ethutil.Hex(pair.Address())
}
func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) {
return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr, "")
}
func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, initStr, bodyStr string) (*PReceipt, error) {
return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, initStr, bodyStr)
}
func (lib *PEthereum) createTx(key, recipient, valueStr, gasStr, gasPriceStr, initStr, scriptStr string) (*PReceipt, error) {
var hash []byte
var contractCreation bool
if len(recipient) == 0 {
contractCreation = true
} else {
hash = ethutil.FromHex(recipient)
}
keyPair, err := ethchain.NewKeyPairFromSec([]byte(ethutil.FromHex(key)))
if err != nil {
return nil, err
}
value := ethutil.Big(valueStr)
gas := ethutil.Big(gasStr)
gasPrice := ethutil.Big(gasPriceStr)
var tx *ethchain.Transaction
// Compile and assemble the given data
if contractCreation {
initScript, err := ethutil.Compile(initStr)
if err != nil {
return nil, err
}
mainScript, err := ethutil.Compile(scriptStr)
if err != nil {
return nil, err
}
tx = ethchain.NewContractCreationTx(value, gas, gasPrice, mainScript, initScript)
} else {
// Just in case it was submitted as a 0x prefixed string
if len(initStr) > 0 && initStr[0:2] == "0x" {
initStr = initStr[2:len(initStr)]
}
tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, ethutil.FromHex(initStr))
}
acc := lib.stateManager.GetAddrState(keyPair.Address())
tx.Nonce = acc.Nonce
tx.Sign(keyPair.PrivateKey)
lib.txPool.QueueTransaction(tx)
if contractCreation {
ethutil.Config.Log.Infof("Contract addr %x", tx.CreationAddress())
} else {
ethutil.Config.Log.Infof("Tx hash %x", tx.Hash())
}
return NewPReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil
}
|
